Tumbler



FIG. 1. is a perspective view of the tumbler of the new design;

FIG. 2. is a side view thereof;

FIG. 3. is a top view thereof;

FIG. 4. is a bottom view thereof; and

FIG. 5. is a perspective view of the tumbler shown in exploded condition; and,

FIG. 6 is a perspective view of the tumbler shown in an alternate position of use.

The broken lines represent portions of the structure that forms no part of the claim. 

The ornamental design for a tumbler, as shown and described. 